SREG_CCOMPARE 54 arch/xtensa/include/asm/timex.h return xtensa_get_sr(SREG_CCOMPARE + LINUX_TIMER); SREG_CCOMPARE 59 arch/xtensa/include/asm/timex.h xtensa_set_sr(ccompare, SREG_CCOMPARE + LINUX_TIMER);